straight line current

In the near field, a high impedance appears on plane perpendicular to a straight line current.

直线电流源垂直面上之近场呈现高的波阻抗.环形电流源共平面上之近场呈现低的波阻抗.

Independently designed the organization, which use the direct current machine to make gear reduction, and with the screw rod and the nut organization, the electrical machinery the positive and negative circumvolved motion changes into the straight line translational motion of the control accelerator tension bar.

自行设计了利用直流电机带动齿轮减速机构并通过螺杆与螺母机构把电机的正负旋转运动转化为控制油门拉杆的直线位移运动的执行机构。

A discussion on curl of the magnetic field on a infinitely long straight line with a steady current and the application of the Stokes formula

无限长载流直导线上点的磁场的旋度与斯托克斯公式应用问题讨论